.window{
  border: 1px solid #EFEEEC;
  padding:15px;
  font-size: 18px;
}
.window span{
  color: dimgray;
}
.window a{
  float: right;
  text-decoration: none;
  color: #ffffff;
  padding: 4px;
  font-size: 17px;
  background: green;
  border: 0px solid green;
  border-radius: 7px;
}
.center {
  border: 1px solid #EFEEEC;
  height: 500px;
  position: relative;
}
.a{
  text-decoration: none;
  color: #ffffff;
  padding: 4px;
  font-size: 17px;
  background: green;
  border: 0px solid green;
  border-radius: 7px;
}
.details{
  position: absolute;
  top: 200px;
  left: 400px;
}
